package HomeWork;

import java.util.Scanner;

public class Hong {

        //private hld red;
        public hld red(){return hld.RED;}
        public hld green(){return hld.GREEN;}
        public hld yellow(){return hld.YELLOW;}

        public static void main(String[] args) {

            Hong h=new Hong();

            Scanner scanner=new Scanner(System.in);
            int num=scanner.nextInt();
            switch (num){
                case 1:System.out.println(h.red());break;
                case 2:System.out.println(h.green());break;
                case 3:System.out.println(h.yellow());break;
            }
        }

    }

